    
    <% @title = "Signin" %>
    <%= start_form_tag :action => "signin" %>
      <label for="username">ID:</label>
      <%= text_field_tag "username" %><br />
      <label for="password">密码:</label>
      <%= password_field_tag "password" %><br />
      <label></label>
      <%= submit_tag "登录" %>
    <%= end_form_tag %>
